APA (7th ed.) Citation

Boutroux, E., & Rothwell, F. (1914). Natural law in science and philosophy. The Macmillan Company.

Chicago Style (17th ed.) Citation

Boutroux, Emile, and Fred Rothwell. Natural Law in Science and Philosophy. New York: The Macmillan Company, 1914.

MLA (9th ed.) Citation

Boutroux, Emile, and Fred Rothwell. Natural Law in Science and Philosophy. The Macmillan Company, 1914.